package demo2;

import java.util.Stack;

/**
 * Created with IntelliJ IDEA.
 * Description:
 * User: WHY
 * Date: 2022-07-10
 * Time: 22:26
 */
public class MyStack {
    private Stack<Integer>  s;
    private 



    public MyStack() {

    }

    public void push(int x) {

    }

    public int pop() {

    }

    public int top() {

    }

    public boolean empty() {

    }
}
